<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <title>11_Promise相关面试题1</title>
</head>
<body>

  <script>
    setTimeout(()=>{
      console.log(1)
    },0)
    Promise.resolve().then(()=>{
      console.log(2)
    })
    Promise.resolve().then(()=>{
      console.log(4)
    })
    console.log(3)
  </script>

</body>
</html>